shanghai qiuyi valve

Vertical Lift Check Valves     Vertical check valve is the rely on the media flow itself automatically open and close valve to prevent backflow valves media, also known as check valve, check valve, reflux valve, and back-pressure valve. &n...

Non-rising soft sealing gate valve infomation: The valve is suiltable for media of liquid or gas in pipeline and device to shut off and close. It is non-pollution product of environmental protection in 21 century. It can be quick on-line maintenance...

Pressure seal globe valve Self-sealing globe valve in accordance with ANSI B16.34 E101, GB / T 12224 design and manufacturing, the valve has a beautiful shape, compact structure, reliable sealing and so on. The valve for Class 900-Class4500 a variety ...

The flat valve used of the floating valve seat and O-ring sealing, so that import and export of two-way valve seal plate; the headstock and the structure is only an ordinary valve torque 1 / 2, to achieve easily open the valve clearance. plate valve fo...

Diaphragm valves (or membrane valves) consists of a valve body with two or more ports, a diaphragm, and a "saddle" or seat upon which the diaphragm closes the valve. The valve is constructed from either plastic or steel.

Originally, the di...

API Bellows Globe Valve
  
. characteristics of the product structure
American Standard bellows globe valve for PN CLASS150-900LBS, operating temperature -46 ~ 350 C of the petroleum, chemical, pharmaceutical, fertilizer...

 Features:
   The whole welding ball valve, there will be no external leakage and so on.

   As the seat is carbonized coffee springs Teflon seal ring and the composition, so the changes in pressure and tempe...

A105 ball valve infomation: Forged steel ball valve is mainly used for oil and natural gas long-distance pipeline transportation and city gas pipeline system. As the long-distance pipeline with the valve's unique features, and therefore fully taken ...

304 316 Sluice gate valve  for irrigation, drainage, flood discharge, flood prevention and reservoirs, power plants, and other projects to cut-off, adjust water flow and water use; this gate can also be used to schedule, petrochemical, metallurgy,...

American Standard Pressure-balanced oil-sealed plug valves Flip details 
characteristics of the product structure
American Standard Pressure-balanced oil flip plug valves for nominal pressure seal CLASS150 ~ 1500LBS, operating temperat...

QYV TOP ENTRY BALL VALVE is mainly used in pipeline and industry system and it has a top entry and on line maintenance function.It has a lot of advantages,such as small fluid resistance,simple structure,small volume,light weight,reliable saaling,c...

High pressure Gate valve The design and manufacture of high-pressure gate valve is in accordance with ANSI B16.34 E101, GB / T 12224 , the valve has a beautiful shape, compact structure, reliable sealing. Valve for the Class 900-Class4500 various tube...

The gate valve is used for cut-off the medium, when full open the flow through the whole pipe, when the media running, there have a minimum of pressure loss. Gate Valve is usually used for the working environments which do not use frequently and k...

Wafer Single-disc Swing Check Valve  Check valve: check valve also called one-way valve or non-back valve, and it��s used for prevent the media flew back in the pipeline. The end valve of Water pumps also belong to a check valve.

...

FORGED FLOATING BALL VALVE   1.Forged ball valve feature   QYV forged ball valve,the forging material can ensure sufficient rigidity and strength under maximum rated operation pressure  without inherent flaw of cast. Enough wall...

Valves are widely used in various areas of people's livelihood, as to adapt to different requirements of working conditions, and therefore the number of its great variety. China's huge manufacturing valves, valve manufacturer of thousands, all over the...